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Masashi NAKAGAWA
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Matsumoto-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electro-optical device and electronic instrument
Patent number
10,139,669
Issue date
Nov 27, 2018
Seiko Epson Corporation
Yoshitake Tateno
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Liquid crystal device and electronic apparatus
Patent number
10,088,727
Issue date
Oct 2, 2018
Seiko Epson Corporation
Masayuki Wada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Semiconductor device having semiconductor layer that includes chann...
Patent number
9,865,620
Issue date
Jan 9, 2018
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Lens array substrate, electro-optical apparatus and electronic equi...
Patent number
9,817,157
Issue date
Nov 14, 2017
Seiko Epson Corporation
Satoshi Ito
G02 - OPTICS
Information
Patent Grant
Electrooptical device, method of manufacturing electrooptical devic...
Patent number
9,645,458
Issue date
May 9, 2017
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Semiconductor device having insulation layer with concave portion a...
Patent number
9,543,327
Issue date
Jan 10, 2017
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
9,482,913
Issue date
Nov 1, 2016
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optic device comprising a data line disposed between a tran...
Patent number
9,335,593
Issue date
May 10, 2016
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Semiconductor device having insulation layer with concave portion a...
Patent number
9,299,850
Issue date
Mar 29, 2016
Seiko Epson Corporation
Masashi Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
9,007,540
Issue date
Apr 14, 2015
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optic device, electronic device, and method of manufacturin...
Patent number
8,698,967
Issue date
Apr 15, 2014
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
8,441,606
Issue date
May 14, 2013
Seiko Epson Corporation
Masashi Nakagawa
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Grant
Electrooptic device and electronic device
Patent number
8,259,248
Issue date
Sep 4, 2012
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optical device having a light shielding film with first, se...
Patent number
8,144,281
Issue date
Mar 27, 2012
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
8,129,807
Issue date
Mar 6, 2012
Seiko Epson Corporation
Masashi Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
7,855,759
Issue date
Dec 21, 2010
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optical device and electronic apparatus having a light-shie...
Patent number
7,800,718
Issue date
Sep 21, 2010
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
7,728,400
Issue date
Jun 1, 2010
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optical device, method for manufacturing electro-optical de...
Patent number
7,449,761
Issue date
Nov 11, 2008
Seiko Epson Corporation
Masashi Nakagawa
G02 - OPTICS
Information
Patent Grant
Electro-optical device and electronic apparatus
Patent number
7,358,532
Issue date
Apr 15, 2008
Seiko Epson Corporation
Masashi Nakagawa
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
ELECTROOPTICAL DEVICE, ELECTRONIC DEVICE, AND METHOD FOR MANUFACTUR...
Publication number
20170336624
Publication date
Nov 23, 2017
SEIKO EPSON CORPORATION
Masashi NAKAGAWA
B81 - MICRO-STRUCTURAL TECHNOLOGY
Information
Patent Application
LIQUID CRYSTAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20170123250
Publication date
May 4, 2017
SEIKO EPSON CORPORATION
Masayuki WADA
G02 - OPTICS
Information
Patent Application
SEMICONDUCTOR DEVICE, ELECTRO-OPTICAL DEVICE, METHOD OF MANUFACTURI...
Publication number
20170077148
Publication date
Mar 16, 2017
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20170031190
Publication date
Feb 2, 2017
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
SEMICONDUCTOR DEVICE, ELECTRO-OPTICAL DEVICE, METHOD OF MANUFACTURI...
Publication number
20160163740
Publication date
Jun 9, 2016
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC INSTRUMENT
Publication number
20160109752
Publication date
Apr 21, 2016
SEIKO EPSON CORPORATION
Yoshitake Tateno
G02 - OPTICS
Information
Patent Application
LENS ARRAY SUBSTRATE, ELECTRO-OPTICAL APPARATUS AND ELECTRONIC EQUI...
Publication number
20160018568
Publication date
Jan 21, 2016
SEIKO EPSON CORPORATION
Satoshi Ito
G02 - OPTICS
Information
Patent Application
ELECTROOPTICAL DEVICE, METHOD OF MANUFACTURING ELECTROOPTICAL DEVIC...
Publication number
20150362805
Publication date
Dec 17, 2015
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
SEMICONDUCTOR DEVICE, ELECTRO-OPTICAL DEVICE, METHOD OF MANUFACTURI...
Publication number
20140312352
Publication date
Oct 23, 2014
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTROOPTIC DEVICE AND ELECTRONIC APPARATUS
Publication number
20140204301
Publication date
Jul 24, 2014
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20130082915
Publication date
Apr 4, 2013
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTIC DEVICE, ELECTRONIC DEVICE, AND METHOD OF MANUFACTURIN...
Publication number
20120249906
Publication date
Oct 4, 2012
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20110157532
Publication date
Jun 30, 2011
SEIKO EPSON CORPORATION
Masashi NAKAGAWA
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20110073868
Publication date
Mar 31, 2011
SEIKO EPSON CORPORATION
Masashi Nakagawa
G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20100072503
Publication date
Mar 25, 2010
SEIKO EPSON CORPORATION
Masashi NAKAGAWA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20100033645
Publication date
Feb 11, 2010
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20090040447
Publication date
Feb 12, 2009
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20090033819
Publication date
Feb 5, 2009
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTROOPTIC DEVICE AND ELECTRONIC DEVICE
Publication number
20080143664
Publication date
Jun 19, 2008
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
ELECTRO-OPTICAL DEVICE AND ELECTRONIC APPARATUS
Publication number
20080061394
Publication date
Mar 13, 2008
SEIKO EPSON CORPORATION
Masashi NAKAGAWA
G02 - OPTICS
Information
Patent Application
Electro-optical device, method for manufacturing electro-optical de...
Publication number
20070170430
Publication date
Jul 26, 2007
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
Electro-optical device and electronic apparatus
Publication number
20070029644
Publication date
Feb 8, 2007
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
Electro-optic device, method for manufacturing the same, and electr...
Publication number
20060215068
Publication date
Sep 28, 2006
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS
Information
Patent Application
Electro-optical device, electronic apparatus, and method of manufac...
Publication number
20050285988
Publication date
Dec 29, 2005
SEIKO EPSON CORPORATION
Masashi Nakagawa
G02 - OPTICS